5118575816 has 16 divisors (see below), whose sum is σ = 9600857100. Its totient is φ = 2558347264.

The previous prime is 5118575809. The next prime is 5118575879. The reversal of 5118575816 is 6185758115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4851122500 + 267453316 = 69650^2 + 16354^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94181 + ... + 138228.

Almost surely, 2^5118575816 is an apocalyptic number.

It is an amenable number.

5118575816 is a deficient number, since it is larger than the sum of its proper divisors (4482281284).

5118575816 is a wasteful number, since it uses less digits than its factorization.

5118575816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235168 (or 235164 counting only the distinct ones).

The product of its digits is 336000, while the sum is 47.

The square root of 5118575816 is about 71544.2227996084. Note that the first 3 decimals coincide. The cubic root of 5118575816 is about 1723.3879293196.

The spelling of 5118575816 in words is "five billion, one hundred eighteen million, five hundred seventy-five thousand, eight hundred sixteen".